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GB/T 3077 35CrMo vs IS 1570 (Part 7) 10Cr36Mo10H

Minimal Match — 42.3% match based on chemical composition and mechanical property overlap.

GB/T 3077 35CrMo (GB/T 3077:2015) and IS 1570 (Part 7) 10Cr36Mo10H (IS 1570 (Part 7):1992) are both steel grades. Both fall under the Alloy Steel category. GB/T 3077 35CrMo is typically used for used for connecting rods, gears, shafts, bolts, spindles, and pressure vessel parts., while IS 1570 (Part 7) 10Cr36Mo10H is commonly used for boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature. GB/T 3077 35CrMo is defined under Guobiao Standards (GB/T), originating from China, while IS 1570 (Part 7) 10Cr36Mo10H is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, GB/T 3077 35CrMo vs IS 1570 (Part 7) 10Cr36Mo10H is a 63.4% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 42.3%.

Frequently Compared With GB/T 3077 35CrMo:
UNI 11234 100Cr6 GB/T 3077 12Cr2Ni4A NF A35-565 100C6 GOST 4543 12HN3A IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 10Cr20Mo6 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 105Cr5 IS 4367 07Cr4Mo6 IS 1570 (Part 4) 103Cr4 IS 4367 10Cr9Mo10 EN 10028-2 10CrMo9-10
Match Breakdown
CHEMISTRY MATCH
63.4%
MECHANICAL MATCH
0%
OVERALL
42.3%
Specifications
Property GB/T 3077 35CrMo IS 1570 (Part 7) 10Cr36Mo10H
Standard GB/T 3077:2015 IS 1570 (Part 7):1992
Category Alloy Steel Alloy Steel
C (%) 0.32-0.40 <=0.15
Si (%) 0.17-0.37 0.25-1.0
Mn (%) 0.40-0.70 0.30-0.60
Cr (%) 0.80-1.10 8.00-10.00
Mo (%) 0.15-0.25 0.90-1.10
P (%) <=0.030 <=0.040
S (%) <=0.030 <=0.030
Cu (%) <=0.30 Not specified
Al (metallic) (%) Not specified <=0.02
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property GB/T 3077 35CrMo IS 1570 (Part 7) 10Cr36Mo10H
Tensile Strength >=980 MPa 410-560 MPa
Yield Strength >=835 MPa >=135 MPa (0.2 % proof stress)
Elongation >=12% >=20%
Hardness <=229 HB Not specified
Condition Quenched and tempered, test sample 25 mm; hardness is for bars delivered annealed or high temperature tempered Pipes, A, thickness - (first row of Table 3)
Typical Applications
GB/T 3077 35CrMo
Used for connecting rods, gears, shafts, bolts, spindles, and pressure vessel parts.
IS 1570 (Part 7) 10Cr36Mo10H
Boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature
Key Differences
Can GB/T 3077 35CrMo Be Substituted With IS 1570 (Part 7) 10Cr36Mo10H?
GB/T 3077 35CrMo and IS 1570 (Part 7) 10Cr36Mo10H share some compositional similarity but differ enough that substitution should not be assumed. Review the differences above carefully, and consult the applicable standard or a metallurgist before using one in place of the other.
Forms & Sizes Available on M-EX
GB/T 3077 35CrMo
Round Bar → (2 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 6400–6900 mm (251.97–271.65 in)
IS 1570 (Part 7) 10Cr36Mo10H
No active listings currently.
On M-EX Right Now
GB/T 3077 35CrMo
2 active listings and RFQs →
IS 1570 (Part 7) 10Cr36Mo10H
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Frequently Asked Questions
What is the difference between GB/T 3077 35CrMo and IS 1570 (Part 7) 10Cr36Mo10H?
GB/T 3077 35CrMo specifies Cu which is not specified for IS 1570 (Part 7) 10Cr36Mo10H. IS 1570 (Part 7) 10Cr36Mo10H specifies Al (metallic) which is not specified for GB/T 3077 35CrMo.
Can GB/T 3077 35CrMo be substituted with IS 1570 (Part 7) 10Cr36Mo10H?
GB/T 3077 35CrMo and IS 1570 (Part 7) 10Cr36Mo10H share some compositional similarity but differ enough that substitution should not be assumed. Review the differences above carefully, and consult the applicable standard or a metallurgist before using one in place of the other.